From 3724bccc04152c0896a251f7a532c7e49080ba87 Mon Sep 17 00:00:00 2001
From: rbuj <robert.buj@gmail.com>
Date: Mon, 21 Dec 2020 23:24:01 +0100
Subject: Upgrade ui files

---
 src/profile-preferences.ui | 1064 ++++++++++++++++++++++++--------------------
 1 file changed, 578 insertions(+), 486 deletions(-)

(limited to 'src/profile-preferences.ui')

diff --git a/src/profile-preferences.ui b/src/profile-preferences.ui
index 59734dc..e64b9f9 100644
--- a/src/profile-preferences.ui
+++ b/src/profile-preferences.ui
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.20.0 
+<!-- Generated with glade 3.38.2 
 
 Copyright (C) MATE developers
 
@@ -23,7 +23,7 @@ Author: Wolfgang Ulbrich
 -->
 <!--*- mode: xml -*-->
 <interface>
-  <requires lib="gtk+" version="3.14"/>
+  <requires lib="gtk+" version="3.22"/>
   <!-- interface-license-type gplv3 -->
   <!-- interface-name mate-terminal -->
   <!-- interface-description preferences of mate-terminal -->
@@ -33,28 +33,38 @@ Author: Wolfgang Ulbrich
     <property name="lower">1</property>
     <property name="upper">1024</property>
     <property name="value">80</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">10</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">10</property>
   </object>
   <object class="GtkAdjustment" id="adjustment2">
     <property name="lower">1</property>
     <property name="upper">1024</property>
     <property name="value">24</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">10</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">10</property>
   </object>
   <object class="GtkAdjustment" id="adjustment3">
     <property name="upper">1</property>
     <property name="value">0.10000000149</property>
-    <property name="step_increment">0.0099999997764800008</property>
-    <property name="page_increment">0.10000000149</property>
+    <property name="step-increment">0.00999999977648</property>
+    <property name="page-increment">0.10000000149</property>
   </object>
   <object class="GtkAdjustment" id="adjustment4">
     <property name="lower">1</property>
     <property name="upper">2147483647</property>
     <property name="value">1</property>
-    <property name="step_increment">1</property>
-    <property name="page_increment">100</property>
+    <property name="step-increment">1</property>
+    <property name="page-increment">100</property>
+  </object>
+  <object class="GtkImage" id="image1">
+    <property name="visible">True</property>
+    <property name="can-focus">False</property>
+    <property name="icon-name">window-close</property>
+  </object>
+  <object class="GtkImage" id="image2">
+    <property name="visible">True</property>
+    <property name="can-focus">False</property>
+    <property name="icon-name">help-browser</property>
   </object>
   <object class="GtkListStore" id="model1">
     <columns>
@@ -228,33 +238,35 @@ Author: Wolfgang Ulbrich
     </data>
   </object>
   <object class="GtkDialog" id="profile-editor-dialog">
-    <property name="can_focus">False</property>
-    <property name="border_width">5</property>
+    <property name="can-focus">False</property>
+    <property name="border-width">5</property>
     <property name="title" translatable="yes">Profile Editor</property>
     <property name="role">mate-terminal-profile-editor</property>
-    <property name="default_width">600</property>
-    <property name="default_height">400</property>
-    <property name="destroy_with_parent">True</property>
-    <property name="type_hint">dialog</property>
+    <property name="default-width">600</property>
+    <property name="default-height">400</property>
+    <property name="destroy-with-parent">True</property>
+    <property name="type-hint">dialog</property>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
         <property name="visible">True</property>
-        <property name="can_focus">False</property>
+        <property name="can-focus">False</property>
         <property name="orientation">vertical</property>
         <property name="spacing">2</property>
         <child internal-child="action_area">
           <object class="GtkButtonBox" id="dialog-action_area1">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
-            <property name="layout_style">end</property>
+            <property name="can-focus">False</property>
+            <property name="layout-style">end</property>
             <child>
               <object class="GtkButton" id="helpbutton2">
-                <property name="label">gtk-help</property>
+                <property name="label" translatable="yes">_Help</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="can_default">True</property>
-                <property name="receives_default">False</property>
-                <property name="use_stock">True</property>
+                <property name="can-focus">True</property>
+                <property name="can-default">True</property>
+                <property name="receives-default">False</property>
+                <property name="image">image2</property>
+                <property name="use-underline">True</property>
+                <property name="always-show-image">True</property>
               </object>
               <packing>
                 <property name="expand">True</property>
@@ -264,12 +276,14 @@ Author: Wolfgang Ulbrich
             </child>
             <child>
               <object class="GtkButton" id="closebutton2">
-                <property name="label">gtk-close</property>
+                <property name="label" translatable="yes">_Close</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="can_default">True</property>
-                <property name="receives_default">False</property>
-                <property name="use_stock">True</property>
+                <property name="can-focus">True</property>
+                <property name="can-default">True</property>
+                <property name="receives-default">False</property>
+                <property name="image">image1</property>
+                <property name="use-underline">True</property>
+                <property name="always-show-image">True</property>
               </object>
               <packing>
                 <property name="expand">True</property>
@@ -281,37 +295,37 @@ Author: Wolfgang Ulbrich
           <packing>
             <property name="expand">False</property>
             <property name="fill">True</property>
-            <property name="pack_type">end</property>
+            <property name="pack-type">end</property>
             <property name="position">0</property>
           </packing>
         </child>
         <child>
           <object class="GtkNotebook" id="profile-editor-notebook">
             <property name="visible">True</property>
-            <property name="can_focus">True</property>
-            <property name="border_width">5</property>
+            <property name="can-focus">True</property>
+            <property name="border-width">5</property>
             <child>
               <object class="GtkBox" id="vbox3">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="border_width">12</property>
+                <property name="can-focus">False</property>
+                <property name="border-width">12</property>
                 <property name="orientation">vertical</property>
                 <property name="spacing">6</property>
                 <child>
                   <object class="GtkBox" id="hbox135">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="spacing">12</property>
                     <child>
                       <object class="GtkLabel" id="profile-name-label">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">_Profile name:</property>
-                        <property name="use_underline">True</property>
+                        <property name="use-underline">True</property>
                         <property name="justify">center</property>
-                        <property name="mnemonic_widget">profile-name-entry</property>
+                        <property name="mnemonic-widget">profile-name-entry</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -322,7 +336,7 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkEntry" id="profile-name-entry">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
                       </object>
                       <packing>
                         <property name="expand">True</property>
@@ -341,11 +355,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="system-font-checkbutton">
                     <property name="label" translatable="yes">_Use the system fixed width font</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -356,22 +370,22 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkAlignment" id="alignment10109">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="left_padding">12</property>
+                    <property name="can-focus">False</property>
+                    <property name="left-padding">12</property>
                     <child>
                       <object class="GtkBox" id="font-hbox">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="spacing">12</property>
                         <child>
                           <object class="GtkLabel" id="font-selector-label">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="halign">start</property>
                             <property name="valign">center</property>
                             <property name="label" translatable="yes">_Font:</property>
-                            <property name="use_underline">True</property>
-                            <property name="mnemonic_widget">font-selector</property>
+                            <property name="use-underline">True</property>
+                            <property name="mnemonic-widget">font-selector</property>
                           </object>
                           <packing>
                             <property name="expand">False</property>
@@ -382,13 +396,13 @@ Author: Wolfgang Ulbrich
                         <child>
                           <object class="GtkFontButton" id="font-selector">
                             <property name="visible">True</property>
-                            <property name="can_focus">True</property>
-                            <property name="focus_on_click">False</property>
-                            <property name="receives_default">False</property>
+                            <property name="can-focus">True</property>
+                            <property name="focus-on-click">False</property>
+                            <property name="receives-default">False</property>
                             <property name="font">Sans 12</property>
                             <property name="title" translatable="yes">Choose A Terminal Font</property>
-                            <property name="use_font">True</property>
-                            <property name="use_size">True</property>
+                            <property name="use-font">True</property>
+                            <property name="use-size">True</property>
                           </object>
                           <packing>
                             <property name="expand">False</property>
@@ -409,11 +423,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="allow-bold-checkbutton">
                     <property name="label" translatable="yes">_Allow bold text</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -425,11 +439,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="show-menubar-checkbutton">
                     <property name="label" translatable="yes">Show _menubar by default in new terminals</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -441,11 +455,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="bell-checkbutton">
                     <property name="label" translatable="yes">Terminal _bell</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -457,11 +471,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="copy-checkbutton">
                     <property name="label" translatable="yes">Copy selected text into _clipboard</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -473,11 +487,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="use-skey-checkbutton">
                     <property name="label" translatable="yes">Highlight _S/Key challenges under mouse pointer</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -489,11 +503,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="use-urls-checkbutton">
                     <property name="label" translatable="yes">Highlight _URLs under mouse pointer</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -504,17 +518,17 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="hbox147">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="spacing">12</property>
                     <child>
                       <object class="GtkLabel" id="label482">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">center</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">Cursor blin_k:</property>
-                        <property name="use_underline">True</property>
-                        <property name="mnemonic_widget">cursor-blink-combobox</property>
+                        <property name="use-underline">True</property>
+                        <property name="mnemonic-widget">cursor-blink-combobox</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -524,9 +538,9 @@ Author: Wolfgang Ulbrich
                     </child>
                     <child>
                       <object class="GtkComboBox" id="cursor-blink-combobox">
-                        <property name="width_request">120</property>
+                        <property name="width-request">120</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="model">model9</property>
                         <child>
                           <object class="GtkCellRendererText" id="renderer9"/>
@@ -551,17 +565,17 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="hbox140">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="spacing">12</property>
                     <child>
                       <object class="GtkLabel" id="label480">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">center</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">Cursor _shape:</property>
-                        <property name="use_underline">True</property>
-                        <property name="mnemonic_widget">cursor-shape-combobox</property>
+                        <property name="use-underline">True</property>
+                        <property name="mnemonic-widget">cursor-shape-combobox</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -571,9 +585,9 @@ Author: Wolfgang Ulbrich
                     </child>
                     <child>
                       <object class="GtkComboBox" id="cursor-shape-combobox">
-                        <property name="width_request">120</property>
+                        <property name="width-request">120</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="model">model1</property>
                         <child>
                           <object class="GtkCellRendererText" id="renderer1"/>
@@ -598,18 +612,18 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="hbox136">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="spacing">12</property>
                     <child>
                       <object class="GtkLabel" id="word-chars-entry-label">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">Select-by-_word characters:</property>
-                        <property name="use_underline">True</property>
+                        <property name="use-underline">True</property>
                         <property name="justify">center</property>
-                        <property name="mnemonic_widget">word-chars-entry</property>
+                        <property name="mnemonic-widget">word-chars-entry</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -620,7 +634,7 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkEntry" id="word-chars-entry">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
                       </object>
                       <packing>
                         <property name="expand">True</property>
@@ -639,11 +653,11 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="use-custom-default-size-checkbutton">
                     <property name="label" translatable="yes">Use custom default terminal si_ze</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -654,17 +668,17 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkAlignment" id="alignment10110">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="left_padding">12</property>
+                    <property name="can-focus">False</property>
+                    <property name="left-padding">12</property>
                     <child>
                       <object class="GtkBox" id="default-size-hbox">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="spacing">12</property>
                         <child>
                           <object class="GtkLabel" id="default-size-label">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="halign">center</property>
                             <property name="valign">center</property>
                             <property name="label" translatable="yes">Default size:</property>
@@ -678,14 +692,14 @@ Author: Wolfgang Ulbrich
                         <child>
                           <object class="GtkBox" id="hbox143">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkSpinButton" id="default-size-columns-spinbutton">
                                 <property name="visible">True</property>
-                                <property name="can_focus">True</property>
+                                <property name="can-focus">True</property>
                                 <property name="adjustment">adjustment1</property>
-                                <property name="climb_rate">1</property>
+                                <property name="climb-rate">1</property>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
@@ -696,7 +710,7 @@ Author: Wolfgang Ulbrich
                             <child>
                               <object class="GtkLabel" id="default-size-columns-label">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="halign">center</property>
                                 <property name="valign">center</property>
                                 <property name="label" translatable="yes">columns</property>
@@ -717,14 +731,14 @@ Author: Wolfgang Ulbrich
                         <child>
                           <object class="GtkBox" id="hbox142">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkSpinButton" id="default-size-rows-spinbutton">
                                 <property name="visible">True</property>
-                                <property name="can_focus">True</property>
+                                <property name="can-focus">True</property>
                                 <property name="adjustment">adjustment2</property>
-                                <property name="climb_rate">1</property>
+                                <property name="climb-rate">1</property>
                               </object>
                               <packing>
                                 <property name="expand">True</property>
@@ -735,7 +749,7 @@ Author: Wolfgang Ulbrich
                             <child>
                               <object class="GtkLabel" id="default-size-rows-label">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="halign">center</property>
                                 <property name="valign">center</property>
                                 <property name="label" translatable="yes">rows</property>
@@ -764,44 +778,44 @@ Author: Wolfgang Ulbrich
                 </child>
               </object>
               <packing>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
             <child type="tab">
               <object class="GtkLabel" id="label32">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="halign">center</property>
                 <property name="valign">center</property>
                 <property name="label" translatable="yes">General</property>
-                <property name="use_underline">True</property>
+                <property name="use-underline">True</property>
                 <property name="justify">center</property>
               </object>
               <packing>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
             <child>
               <object class="GtkBox" id="vbox91">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="border_width">12</property>
+                <property name="can-focus">False</property>
+                <property name="border-width">12</property>
                 <property name="orientation">vertical</property>
                 <property name="spacing">18</property>
                 <child>
                   <object class="GtkBox" id="vbox79">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkLabel" id="label33">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">&lt;b&gt;Title&lt;/b&gt;</property>
-                        <property name="use_markup">True</property>
+                        <property name="use-markup">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -812,29 +826,29 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkAlignment" id="alignment10108">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="left_padding">12</property>
+                        <property name="can-focus">False</property>
+                        <property name="left-padding">12</property>
                         <child>
                           <object class="GtkBox" id="vbox93">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="orientation">vertical</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkBox" id="hbox137">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="spacing">12</property>
                                 <child>
                                   <object class="GtkLabel" id="title-entry-label">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="halign">start</property>
                                     <property name="valign">center</property>
                                     <property name="label" translatable="yes">Initial _title:</property>
-                                    <property name="use_underline">True</property>
+                                    <property name="use-underline">True</property>
                                     <property name="justify">center</property>
-                                    <property name="mnemonic_widget">title-entry</property>
+                                    <property name="mnemonic-widget">title-entry</property>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -845,7 +859,7 @@ Author: Wolfgang Ulbrich
                                 <child>
                                   <object class="GtkEntry" id="title-entry">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
+                                    <property name="can-focus">True</property>
                                   </object>
                                   <packing>
                                     <property name="expand">True</property>
@@ -863,18 +877,18 @@ Author: Wolfgang Ulbrich
                             <child>
                               <object class="GtkBox" id="hbox138">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="spacing">12</property>
                                 <child>
                                   <object class="GtkLabel" id="title-mode-combobox-label">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="halign">start</property>
                                     <property name="valign">center</property>
                                     <property name="label" translatable="yes">When terminal commands set their o_wn titles:</property>
-                                    <property name="use_underline">True</property>
+                                    <property name="use-underline">True</property>
                                     <property name="justify">center</property>
-                                    <property name="mnemonic_widget">title-mode-combobox</property>
+                                    <property name="mnemonic-widget">title-mode-combobox</property>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -885,7 +899,7 @@ Author: Wolfgang Ulbrich
                                 <child>
                                   <object class="GtkComboBox" id="title-mode-combobox">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="model">model2</property>
                                     <child>
                                       <object class="GtkCellRendererText" id="renderer2"/>
@@ -926,17 +940,17 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="vbox80">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkLabel" id="label36">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">&lt;b&gt;Command&lt;/b&gt;</property>
-                        <property name="use_markup">True</property>
+                        <property name="use-markup">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -947,28 +961,28 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkAlignment" id="alignment10107">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="left_padding">12</property>
+                        <property name="can-focus">False</property>
+                        <property name="left-padding">12</property>
                         <child>
                           <object class="GtkBox" id="vbox81">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="orientation">vertical</property>
                             <child>
                               <object class="GtkBox" id="vbox92">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="orientation">vertical</property>
                                 <property name="spacing">6</property>
                                 <child>
                                   <object class="GtkCheckButton" id="login-shell-checkbutton">
                                     <property name="label" translatable="yes">_Run command as a login shell</property>
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
                                     <property name="halign">start</property>
-                                    <property name="use_underline">True</property>
-                                    <property name="draw_indicator">True</property>
+                                    <property name="use-underline">True</property>
+                                    <property name="draw-indicator">True</property>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -980,11 +994,11 @@ Author: Wolfgang Ulbrich
                                   <object class="GtkCheckButton" id="use-custom-command-checkbutton">
                                     <property name="label" translatable="yes">Ru_n a custom command instead of my shell</property>
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
                                     <property name="halign">start</property>
-                                    <property name="use_underline">True</property>
-                                    <property name="draw_indicator">True</property>
+                                    <property name="use-underline">True</property>
+                                    <property name="draw-indicator">True</property>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -995,23 +1009,23 @@ Author: Wolfgang Ulbrich
                                 <child>
                                   <object class="GtkAlignment" id="custom-command-box">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
-                                    <property name="left_padding">12</property>
+                                    <property name="can-focus">False</property>
+                                    <property name="left-padding">12</property>
                                     <child>
                                       <object class="GtkBox" id="hbox134">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="spacing">12</property>
                                         <child>
                                           <object class="GtkLabel" id="custom-command-entry-label">
                                             <property name="visible">True</property>
-                                            <property name="can_focus">False</property>
+                                            <property name="can-focus">False</property>
                                             <property name="halign">start</property>
                                             <property name="valign">center</property>
                                             <property name="label" translatable="yes">Custom co_mmand:</property>
-                                            <property name="use_underline">True</property>
+                                            <property name="use-underline">True</property>
                                             <property name="justify">center</property>
-                                            <property name="mnemonic_widget">custom-command-entry</property>
+                                            <property name="mnemonic-widget">custom-command-entry</property>
                                           </object>
                                           <packing>
                                             <property name="expand">False</property>
@@ -1022,7 +1036,7 @@ Author: Wolfgang Ulbrich
                                         <child>
                                           <object class="GtkEntry" id="custom-command-entry">
                                             <property name="visible">True</property>
-                                            <property name="can_focus">True</property>
+                                            <property name="can-focus">True</property>
                                           </object>
                                           <packing>
                                             <property name="expand">True</property>
@@ -1042,18 +1056,18 @@ Author: Wolfgang Ulbrich
                                 <child>
                                   <object class="GtkBox" id="hbox27">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="spacing">12</property>
                                     <child>
                                       <object class="GtkLabel" id="exit-action-combobox-label">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="halign">start</property>
                                         <property name="valign">center</property>
                                         <property name="label" translatable="yes">When command _exits:</property>
-                                        <property name="use_underline">True</property>
+                                        <property name="use-underline">True</property>
                                         <property name="justify">center</property>
-                                        <property name="mnemonic_widget">exit-action-combobox</property>
+                                        <property name="mnemonic-widget">exit-action-combobox</property>
                                       </object>
                                       <packing>
                                         <property name="expand">False</property>
@@ -1064,7 +1078,7 @@ Author: Wolfgang Ulbrich
                                     <child>
                                       <object class="GtkComboBox" id="exit-action-combobox">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="model">model3</property>
                                         <child>
                                           <object class="GtkCellRendererText" id="renderer3"/>
@@ -1117,39 +1131,39 @@ Author: Wolfgang Ulbrich
             <child type="tab">
               <object class="GtkLabel" id="label38">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="halign">center</property>
                 <property name="valign">center</property>
                 <property name="label" translatable="yes">Title and Command</property>
-                <property name="use_underline">True</property>
+                <property name="use-underline">True</property>
                 <property name="justify">center</property>
               </object>
               <packing>
                 <property name="position">1</property>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
             <child>
               <object class="GtkBox" id="vbox90">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="border_width">12</property>
+                <property name="can-focus">False</property>
+                <property name="border-width">12</property>
                 <property name="orientation">vertical</property>
                 <property name="spacing">18</property>
                 <child>
                   <object class="GtkBox" id="vbox82">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkLabel" id="label39">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">&lt;b&gt;Foreground, Background, Bold and Underline&lt;/b&gt;</property>
-                        <property name="use_markup">True</property>
+                        <property name="use-markup">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -1160,22 +1174,22 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkAlignment" id="alignment10105">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="left_padding">12</property>
+                        <property name="can-focus">False</property>
+                        <property name="left-padding">12</property>
                         <child>
                           <object class="GtkBox" id="vbox94">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="orientation">vertical</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkCheckButton" id="use-theme-colors-checkbutton">
                                 <property name="label" translatable="yes">_Use colors from system theme</property>
                                 <property name="visible">True</property>
-                                <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
-                                <property name="use_underline">True</property>
-                                <property name="draw_indicator">True</property>
+                                <property name="can-focus">True</property>
+                                <property name="receives-default">False</property>
+                                <property name="use-underline">True</property>
+                                <property name="draw-indicator">True</property>
                               </object>
                               <packing>
                                 <property name="expand">False</property>
@@ -1186,18 +1200,18 @@ Author: Wolfgang Ulbrich
                             <child>
                               <object class="GtkBox" id="hbox145">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="spacing">12</property>
                                 <child>
                                   <object class="GtkLabel" id="color-scheme-combobox-label">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="halign">start</property>
                                     <property name="valign">center</property>
                                     <property name="label" translatable="yes">Built-in sche_mes:</property>
-                                    <property name="use_underline">True</property>
+                                    <property name="use-underline">True</property>
                                     <property name="justify">center</property>
-                                    <property name="mnemonic_widget">color-scheme-combobox</property>
+                                    <property name="mnemonic-widget">color-scheme-combobox</property>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -1207,9 +1221,9 @@ Author: Wolfgang Ulbrich
                                 </child>
                                 <child>
                                   <object class="GtkComboBox" id="color-scheme-combobox">
-                                    <property name="width_request">120</property>
+                                    <property name="width-request">120</property>
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="valign">start</property>
                                     <property name="model">model4</property>
                                   </object>
@@ -1229,70 +1243,86 @@ Author: Wolfgang Ulbrich
                             <child>
                               <object class="GtkBox" id="hbox146">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="spacing">18</property>
                                 <child>
+                                  <!-- n-columns=3 n-rows=3 -->
                                   <object class="GtkGrid" id="table31">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
-                                    <property name="row_spacing">6</property>
-                                    <property name="column_spacing">12</property>
+                                    <property name="can-focus">False</property>
+                                    <property name="row-spacing">6</property>
+                                    <property name="column-spacing">12</property>
                                     <child>
                                       <object class="GtkLabel" id="foreground-colorpicker-label">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="halign">start</property>
                                         <property name="valign">center</property>
                                         <property name="label" translatable="yes">_Text color:</property>
-                                        <property name="use_underline">True</property>
+                                        <property name="use-underline">True</property>
                                         <property name="justify">center</property>
-                                        <property name="mnemonic_widget">foreground-colorpicker</property>
+                                        <property name="mnemonic-widget">foreground-colorpicker</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">0</property>
-                                        <property name="top_attach">0</property>
+                                        <property name="left-attach">0</property>
+                                        <property name="top-attach">0</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkColorButton" id="background-colorpicker">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">True</property>
-                                        <property name="receives_default">False</property>
+                                        <property name="can-focus">True</property>
+                                        <property name="receives-default">False</property>
                                         <property name="title" translatable="yes">Choose Terminal Background Color</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">1</property>
-                                        <property name="top_attach">1</property>
+                                        <property name="left-attach">1</property>
+                                        <property name="top-attach">1</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkColorButton" id="foreground-colorpicker">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">True</property>
-                                        <property name="receives_default">False</property>
+                                        <property name="can-focus">True</property>
+                                        <property name="receives-default">False</property>
                                         <property name="title" translatable="yes">Choose Terminal Text Color</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">1</property>
-                                        <property name="top_attach">0</property>
+                                        <property name="left-attach">1</property>
+                                        <property name="top-attach">0</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkLabel" id="background-colorpicker-label">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="halign">start</property>
                                         <property name="valign">center</property>
                                         <property name="label" translatable="yes">_Background color:</property>
-                                        <property name="use_underline">True</property>
+                                        <property name="use-underline">True</property>
                                         <property name="justify">center</property>
-                                        <property name="mnemonic_widget">background-colorpicker</property>
+                                        <property name="mnemonic-widget">background-colorpicker</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">0</property>
-                                        <property name="top_attach">1</property>
+                                        <property name="left-attach">0</property>
+                                        <property name="top-attach">1</property>
                                       </packing>
                                     </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -1301,90 +1331,100 @@ Author: Wolfgang Ulbrich
                                   </packing>
                                 </child>
                                 <child>
+                                  <!-- n-columns=3 n-rows=3 -->
                                   <object class="GtkGrid" id="underline-colorpicker-label">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
-                                    <property name="row_spacing">6</property>
-                                    <property name="column_spacing">12</property>
+                                    <property name="can-focus">False</property>
+                                    <property name="row-spacing">6</property>
+                                    <property name="column-spacing">12</property>
                                     <child>
                                       <object class="GtkColorButton" id="bold-colorpicker">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">True</property>
-                                        <property name="receives_default">False</property>
+                                        <property name="can-focus">True</property>
+                                        <property name="receives-default">False</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">1</property>
-                                        <property name="top_attach">0</property>
+                                        <property name="left-attach">1</property>
+                                        <property name="top-attach">0</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkColorButton" id="underline-colorpicker">
-                                        <property name="can_focus">True</property>
-                                        <property name="receives_default">False</property>
+                                        <property name="can-focus">True</property>
+                                        <property name="receives-default">False</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">1</property>
-                                        <property name="top_attach">1</property>
+                                        <property name="left-attach">1</property>
+                                        <property name="top-attach">1</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkLabel" id="bold-colorpicker-label">
                                         <property name="visible">True</property>
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="halign">start</property>
                                         <property name="valign">center</property>
                                         <property name="label" translatable="yes">Bol_d color:</property>
-                                        <property name="use_underline">True</property>
-                                        <property name="mnemonic_widget">bold-colorpicker</property>
+                                        <property name="use-underline">True</property>
+                                        <property name="mnemonic-widget">bold-colorpicker</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">0</property>
-                                        <property name="top_attach">0</property>
+                                        <property name="left-attach">0</property>
+                                        <property name="top-attach">0</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkLabel" id="label481">
-                                        <property name="can_focus">False</property>
+                                        <property name="can-focus">False</property>
                                         <property name="halign">start</property>
                                         <property name="valign">center</property>
                                         <property name="label" translatable="yes">_Underline color:</property>
-                                        <property name="use_underline">True</property>
-                                        <property name="mnemonic_widget">underline-colorpicker</property>
+                                        <property name="use-underline">True</property>
+                                        <property name="mnemonic-widget">underline-colorpicker</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">0</property>
-                                        <property name="top_attach">1</property>
+                                        <property name="left-attach">0</property>
+                                        <property name="top-attach">1</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkCheckButton" id="bold-color-same-as-fg-checkbox">
                                         <property name="label" translatable="yes">_Same as text color</property>
                                         <property name="visible">True</property>
-                                        <property name="can_focus">True</property>
-                                        <property name="receives_default">False</property>
-                                        <property name="use_underline">True</property>
+                                        <property name="can-focus">True</property>
+                                        <property name="receives-default">False</property>
+                                        <property name="use-underline">True</property>
                                         <property name="active">True</property>
-                                        <property name="draw_indicator">True</property>
+                                        <property name="draw-indicator">True</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">2</property>
-                                        <property name="top_attach">0</property>
+                                        <property name="left-attach">2</property>
+                                        <property name="top-attach">0</property>
                                       </packing>
                                     </child>
                                     <child>
                                       <object class="GtkCheckButton" id="underline-color-same-as-fg-checkbox">
                                         <property name="label" translatable="yes">_Same as text color</property>
-                                        <property name="can_focus">True</property>
-                                        <property name="receives_default">False</property>
-                                        <property name="use_underline">True</property>
+                                        <property name="can-focus">True</property>
+                                        <property name="receives-default">False</property>
+                                        <property name="use-underline">True</property>
                                         <property name="active">True</property>
-                                        <property name="draw_indicator">True</property>
+                                        <property name="draw-indicator">True</property>
                                       </object>
                                       <packing>
-                                        <property name="left_attach">2</property>
-                                        <property name="top_attach">1</property>
+                                        <property name="left-attach">2</property>
+                                        <property name="top-attach">1</property>
                                       </packing>
                                     </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
+                                    <child>
+                                      <placeholder/>
+                                    </child>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -1418,17 +1458,17 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="vbox83">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkLabel" id="label42">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">&lt;b&gt;Palette&lt;/b&gt;</property>
-                        <property name="use_markup">True</property>
+                        <property name="use-markup">True</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -1439,253 +1479,279 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkAlignment" id="alignment10106">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="left_padding">12</property>
+                        <property name="can-focus">False</property>
+                        <property name="left-padding">12</property>
                         <child>
+                          <!-- n-columns=3 n-rows=3 -->
                           <object class="GtkGrid" id="table25">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
-                            <property name="row_spacing">6</property>
-                            <property name="column_spacing">12</property>
+                            <property name="can-focus">False</property>
+                            <property name="row-spacing">6</property>
+                            <property name="column-spacing">12</property>
                             <child>
                               <object class="GtkLabel" id="palette-optionmenu-label">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="halign">start</property>
                                 <property name="valign">center</property>
                                 <property name="label" translatable="yes">Built-in _schemes:</property>
-                                <property name="use_underline">True</property>
+                                <property name="use-underline">True</property>
                                 <property name="justify">center</property>
-                                <property name="mnemonic_widget">palette-combobox</property>
+                                <property name="mnemonic-widget">palette-combobox</property>
                               </object>
                               <packing>
-                                <property name="left_attach">0</property>
-                                <property name="top_attach">1</property>
+                                <property name="left-attach">0</property>
+                                <property name="top-attach">1</property>
                               </packing>
                             </child>
                             <child>
+                              <!-- n-columns=8 n-rows=3 -->
                               <object class="GtkGrid" id="palette-table">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
-                                <property name="row_spacing">6</property>
-                                <property name="column_spacing">6</property>
+                                <property name="can-focus">False</property>
+                                <property name="row-spacing">6</property>
+                                <property name="column-spacing">6</property>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-1">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">0</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">0</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-2">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">1</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">1</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-3">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">2</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">2</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-4">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">3</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">3</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-5">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">4</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">4</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-6">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">5</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">5</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-7">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">6</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">6</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-8">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">7</property>
-                                    <property name="top_attach">0</property>
+                                    <property name="left-attach">7</property>
+                                    <property name="top-attach">0</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-16">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">7</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">7</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-15">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">6</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">6</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-14">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">5</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">5</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-13">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">4</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">4</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-12">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">3</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">3</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-11">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">2</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">2</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-10">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">1</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">1</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
                                 <child>
                                   <object class="GtkColorButton" id="palette-colorpicker-9">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
-                                    <property name="receives_default">False</property>
-                                    <property name="tooltip_text">dummy</property>
-                                    <property name="use_alpha">True</property>
+                                    <property name="can-focus">True</property>
+                                    <property name="receives-default">False</property>
+                                    <property name="tooltip-text">dummy</property>
+                                    <property name="use-alpha">True</property>
                                   </object>
                                   <packing>
-                                    <property name="left_attach">0</property>
-                                    <property name="top_attach">1</property>
+                                    <property name="left-attach">0</property>
+                                    <property name="top-attach">1</property>
                                   </packing>
                                 </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
+                                <child>
+                                  <placeholder/>
+                                </child>
                               </object>
                               <packing>
-                                <property name="left_attach">1</property>
-                                <property name="top_attach">2</property>
+                                <property name="left-attach">1</property>
+                                <property name="top-attach">2</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkComboBox" id="palette-combobox">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="model">model5</property>
                                 <child>
                                   <object class="GtkCellRendererText" id="renderer5"/>
@@ -1695,42 +1761,51 @@ Author: Wolfgang Ulbrich
                                 </child>
                               </object>
                               <packing>
-                                <property name="left_attach">1</property>
-                                <property name="top_attach">1</property>
+                                <property name="left-attach">1</property>
+                                <property name="top-attach">1</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkLabel" id="label43">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="halign">start</property>
                                 <property name="valign">start</property>
                                 <property name="label" translatable="yes">Color p_alette:</property>
-                                <property name="use_underline">True</property>
+                                <property name="use-underline">True</property>
                                 <property name="justify">center</property>
-                                <property name="mnemonic_widget">palette-colorpicker-1</property>
+                                <property name="mnemonic-widget">palette-colorpicker-1</property>
                               </object>
                               <packing>
-                                <property name="left_attach">0</property>
-                                <property name="top_attach">2</property>
+                                <property name="left-attach">0</property>
+                                <property name="top-attach">2</property>
                               </packing>
                             </child>
                             <child>
                               <object class="GtkLabel" id="label44">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="halign">start</property>
                                 <property name="valign">center</property>
                                 <property name="label" translatable="yes">&lt;small&gt;&lt;i&gt;&lt;b&gt;Note:&lt;/b&gt; Terminal applications have these colors available to them.&lt;/i&gt;&lt;/small&gt;</property>
-                                <property name="use_markup">True</property>
+                                <property name="use-markup">True</property>
                                 <property name="justify">center</property>
                               </object>
                               <packing>
-                                <property name="left_attach">0</property>
-                                <property name="top_attach">0</property>
+                                <property name="left-attach">0</property>
+                                <property name="top-attach">0</property>
                                 <property name="width">2</property>
                               </packing>
                             </child>
+                            <child>
+                              <placeholder/>
+                            </child>
+                            <child>
+                              <placeholder/>
+                            </child>
+                            <child>
+                              <placeholder/>
+                            </child>
                           </object>
                         </child>
                       </object>
@@ -1755,34 +1830,34 @@ Author: Wolfgang Ulbrich
             <child type="tab">
               <object class="GtkLabel" id="label45">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="halign">center</property>
                 <property name="valign">center</property>
                 <property name="label" translatable="yes">Colors</property>
-                <property name="use_underline">True</property>
+                <property name="use-underline">True</property>
                 <property name="justify">center</property>
               </object>
               <packing>
                 <property name="position">2</property>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
             <child>
               <object class="GtkBox" id="vbox86">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="border_width">12</property>
+                <property name="can-focus">False</property>
+                <property name="border-width">12</property>
                 <property name="orientation">vertical</property>
                 <property name="spacing">6</property>
                 <child>
                   <object class="GtkRadioButton" id="solid-radiobutton">
                     <property name="label" translatable="yes">_Solid color</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
-                    <property name="use_underline">True</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
+                    <property name="use-underline">True</property>
                     <property name="active">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -1793,17 +1868,17 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="background-image">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkRadioButton" id="image-radiobutton">
                         <property name="label" translatable="yes">_Background image</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="receives_default">False</property>
-                        <property name="use_underline">True</property>
-                        <property name="draw_indicator">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="receives-default">False</property>
+                        <property name="use-underline">True</property>
+                        <property name="draw-indicator">True</property>
                         <property name="group">solid-radiobutton</property>
                       </object>
                       <packing>
@@ -1815,29 +1890,29 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkAlignment" id="alignment10103">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
-                        <property name="left_padding">12</property>
+                        <property name="can-focus">False</property>
+                        <property name="left-padding">12</property>
                         <child>
                           <object class="GtkBox" id="vbox89">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="orientation">vertical</property>
                             <property name="spacing">6</property>
                             <child>
                               <object class="GtkBox" id="hbox2">
                                 <property name="visible">True</property>
-                                <property name="can_focus">False</property>
+                                <property name="can-focus">False</property>
                                 <property name="spacing">12</property>
                                 <child>
                                   <object class="GtkLabel" id="background-image-filechooser-label">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">False</property>
+                                    <property name="can-focus">False</property>
                                     <property name="halign">start</property>
                                     <property name="valign">center</property>
                                     <property name="label" translatable="yes">Image _file:</property>
-                                    <property name="use_underline">True</property>
+                                    <property name="use-underline">True</property>
                                     <property name="justify">center</property>
-                                    <property name="mnemonic_widget">background-image-filechooser</property>
+                                    <property name="mnemonic-widget">background-image-filechooser</property>
                                   </object>
                                   <packing>
                                     <property name="expand">False</property>
@@ -1848,7 +1923,7 @@ Author: Wolfgang Ulbrich
                                 <child>
                                   <object class="GtkFileChooserButton" id="background-image-filechooser">
                                     <property name="visible">True</property>
-                                    <property name="can_focus">True</property>
+                                    <property name="can-focus">True</property>
                                     <property name="title" translatable="yes">Select Background Image</property>
                                   </object>
                                   <packing>
@@ -1868,10 +1943,10 @@ Author: Wolfgang Ulbrich
                               <object class="GtkCheckButton" id="scroll-background-checkbutton">
                                 <property name="label" translatable="yes">Background image _scrolls</property>
                                 <property name="visible">True</property>
-                                <property name="can_focus">True</property>
-                                <property name="receives_default">False</property>
-                                <property name="use_underline">True</property>
-                                <property name="draw_indicator">True</property>
+                                <property name="can-focus">True</property>
+                                <property name="receives-default">False</property>
+                                <property name="use-underline">True</property>
+                                <property name="draw-indicator">True</property>
                               </object>
                               <packing>
                                 <property name="expand">False</property>
@@ -1899,10 +1974,10 @@ Author: Wolfgang Ulbrich
                   <object class="GtkRadioButton" id="transparent-radiobutton">
                     <property name="label" translatable="yes">_Transparent background</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                     <property name="group">solid-radiobutton</property>
                   </object>
                   <packing>
@@ -1914,18 +1989,18 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkBox" id="darken-background-vbox">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkLabel" id="darken-background-transparent-or-image-scale-label">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">S_hade transparent or image background:</property>
-                        <property name="use_underline">True</property>
-                        <property name="mnemonic_widget">darken-background-scale</property>
+                        <property name="use-underline">True</property>
+                        <property name="mnemonic-widget">darken-background-scale</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -1936,12 +2011,12 @@ Author: Wolfgang Ulbrich
                     </child>
                     <child>
                       <object class="GtkLabel" id="darken-background-transparent-scale-label">
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">S_hade transparent background:</property>
-                        <property name="use_underline">True</property>
-                        <property name="mnemonic_widget">darken-background-scale</property>
+                        <property name="use-underline">True</property>
+                        <property name="mnemonic-widget">darken-background-scale</property>
                       </object>
                       <packing>
                         <property name="expand">False</property>
@@ -1953,15 +2028,15 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkBox" id="hbox6">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <child>
                           <object class="GtkLabel" id="label64">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="halign">start</property>
                             <property name="valign">center</property>
                             <property name="label" translatable="yes">&lt;small&gt;&lt;i&gt;None&lt;/i&gt;&lt;/small&gt;</property>
-                            <property name="use_markup">True</property>
+                            <property name="use-markup">True</property>
                           </object>
                           <packing>
                             <property name="expand">False</property>
@@ -1972,11 +2047,11 @@ Author: Wolfgang Ulbrich
                         <child>
                           <object class="GtkScale" id="darken-background-scale">
                             <property name="visible">True</property>
-                            <property name="can_focus">True</property>
+                            <property name="can-focus">True</property>
                             <property name="adjustment">adjustment3</property>
                             <property name="digits">2</property>
-                            <property name="draw_value">False</property>
-                            <property name="value_pos">bottom</property>
+                            <property name="draw-value">False</property>
+                            <property name="value-pos">bottom</property>
                           </object>
                           <packing>
                             <property name="expand">True</property>
@@ -1987,11 +2062,11 @@ Author: Wolfgang Ulbrich
                         <child>
                           <object class="GtkLabel" id="label63">
                             <property name="visible">True</property>
-                            <property name="can_focus">False</property>
+                            <property name="can-focus">False</property>
                             <property name="halign">end</property>
                             <property name="valign">start</property>
                             <property name="label" translatable="yes">&lt;small&gt;&lt;i&gt;Maximum&lt;/i&gt;&lt;/small&gt;</property>
-                            <property name="use_markup">True</property>
+                            <property name="use-markup">True</property>
                           </object>
                           <packing>
                             <property name="expand">False</property>
@@ -2022,53 +2097,54 @@ Author: Wolfgang Ulbrich
             <child type="tab">
               <object class="GtkLabel" id="label479">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="halign">start</property>
                 <property name="valign">center</property>
                 <property name="label" translatable="yes">Background</property>
-                <property name="use_markup">True</property>
+                <property name="use-markup">True</property>
               </object>
               <packing>
                 <property name="position">3</property>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
             <child>
+              <!-- n-columns=3 n-rows=5 -->
               <object class="GtkGrid" id="table27">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="border_width">12</property>
-                <property name="row_spacing">6</property>
-                <property name="column_spacing">12</property>
+                <property name="can-focus">False</property>
+                <property name="border-width">12</property>
+                <property name="row-spacing">6</property>
+                <property name="column-spacing">12</property>
                 <child>
                   <object class="GtkLabel" id="scrollbar-position-combobox-label">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="halign">start</property>
                     <property name="valign">center</property>
                     <property name="label" translatable="yes">_Scrollbar is:</property>
-                    <property name="use_underline">True</property>
+                    <property name="use-underline">True</property>
                     <property name="justify">center</property>
                   </object>
                   <packing>
-                    <property name="left_attach">0</property>
-                    <property name="top_attach">0</property>
+                    <property name="left-attach">0</property>
+                    <property name="top-attach">0</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkCheckButton" id="scroll-on-output-checkbutton">
                     <property name="label" translatable="yes">Scroll on _output</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
                     <property name="valign">center</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
-                    <property name="left_attach">0</property>
-                    <property name="top_attach">3</property>
+                    <property name="left-attach">0</property>
+                    <property name="top-attach">3</property>
                     <property name="width">3</property>
                   </packing>
                 </child>
@@ -2076,30 +2152,30 @@ Author: Wolfgang Ulbrich
                   <object class="GtkCheckButton" id="scroll-on-keystroke-checkbutton">
                     <property name="label" translatable="yes">Scroll on _keystroke</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">start</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
-                    <property name="left_attach">0</property>
-                    <property name="top_attach">4</property>
+                    <property name="left-attach">0</property>
+                    <property name="top-attach">4</property>
                     <property name="width">3</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkBox" id="scrollback-box">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="spacing">6</property>
                     <child>
                       <object class="GtkSpinButton" id="scrollback-lines-spinbutton">
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
+                        <property name="can-focus">True</property>
                         <property name="valign">center</property>
                         <property name="adjustment">adjustment4</property>
-                        <property name="climb_rate">1</property>
+                        <property name="climb-rate">1</property>
                         <property name="numeric">True</property>
                       </object>
                       <packing>
@@ -2111,7 +2187,7 @@ Author: Wolfgang Ulbrich
                     <child>
                       <object class="GtkLabel" id="scrollback-lines-spinbutton-label">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">lines</property>
@@ -2125,53 +2201,53 @@ Author: Wolfgang Ulbrich
                     </child>
                   </object>
                   <packing>
-                    <property name="left_attach">1</property>
-                    <property name="top_attach">1</property>
+                    <property name="left-attach">1</property>
+                    <property name="top-attach">1</property>
                     <property name="width">2</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkLabel" id="scrollback-label">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="halign">start</property>
                     <property name="valign">center</property>
                     <property name="label" translatable="yes">Scroll_back:</property>
-                    <property name="use_underline">True</property>
+                    <property name="use-underline">True</property>
                     <property name="justify">center</property>
                   </object>
                   <packing>
-                    <property name="left_attach">0</property>
-                    <property name="top_attach">1</property>
+                    <property name="left-attach">0</property>
+                    <property name="top-attach">1</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkCheckButton" id="scrollback-unlimited-checkbutton">
                     <property name="label" translatable="yes">_Unlimited</property>
                     <property name="visible">True</property>
-                    <property name="can_focus">True</property>
-                    <property name="receives_default">False</property>
+                    <property name="can-focus">True</property>
+                    <property name="receives-default">False</property>
                     <property name="halign">center</property>
                     <property name="valign">center</property>
-                    <property name="margin_left">12</property>
-                    <property name="use_underline">True</property>
-                    <property name="draw_indicator">True</property>
+                    <property name="margin-start">12</property>
+                    <property name="use-underline">True</property>
+                    <property name="draw-indicator">True</property>
                   </object>
                   <packing>
-                    <property name="left_attach">0</property>
-                    <property name="top_attach">2</property>
+                    <property name="left-attach">0</property>
+                    <property name="top-attach">2</property>
                     <property name="width">3</property>
                   </packing>
                 </child>
                 <child>
                   <object class="GtkBox" id="hbox139">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="valign">center</property>
                     <child>
                       <object class="GtkComboBox" id="scrollbar-position-combobox">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="model">model6</property>
                         <child>
                           <object class="GtkCellRendererText" id="renderer6"/>
@@ -2188,8 +2264,8 @@ Author: Wolfgang Ulbrich
                     </child>
                   </object>
                   <packing>
-                    <property name="left_attach">1</property>
-                    <property name="top_attach">0</property>
+                    <property name="left-attach">1</property>
+                    <property name="top-attach">0</property>
                     <property name="width">2</property>
                   </packing>
                 </child>
@@ -2201,32 +2277,32 @@ Author: Wolfgang Ulbrich
             <child type="tab">
               <object class="GtkLabel" id="label60">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="halign">center</property>
                 <property name="valign">center</property>
                 <property name="label" translatable="yes">Scrolling</property>
-                <property name="use_underline">True</property>
+                <property name="use-underline">True</property>
               </object>
               <packing>
                 <property name="position">4</property>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
             <child>
               <object class="GtkBox" id="vbox4">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="border_width">12</property>
+                <property name="can-focus">False</property>
+                <property name="border-width">12</property>
                 <property name="orientation">vertical</property>
                 <property name="spacing">12</property>
                 <child>
                   <object class="GtkLabel" id="label51">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
+                    <property name="can-focus">False</property>
                     <property name="halign">start</property>
                     <property name="valign">end</property>
                     <property name="label" translatable="yes">&lt;small&gt;&lt;i&gt;&lt;b&gt;Note:&lt;/b&gt; These options may cause some applications to behave incorrectly.  They are only here to allow you to work around certain applications and operating systems that expect different terminal behavior.&lt;/i&gt;&lt;/small&gt;</property>
-                    <property name="use_markup">True</property>
+                    <property name="use-markup">True</property>
                     <property name="wrap">True</property>
                   </object>
                   <packing>
@@ -2236,32 +2312,33 @@ Author: Wolfgang Ulbrich
                   </packing>
                 </child>
                 <child>
+                  <!-- n-columns=3 n-rows=3 -->
                   <object class="GtkGrid" id="table30">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="row_spacing">6</property>
-                    <property name="column_spacing">12</property>
+                    <property name="can-focus">False</property>
+                    <property name="row-spacing">6</property>
+                    <property name="column-spacing">12</property>
                     <child>
                       <object class="GtkLabel" id="delete-binding-combobox-label">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">_Delete key generates:</property>
-                        <property name="use_underline">True</property>
+                        <property name="use-underline">True</property>
                         <property name="justify">center</property>
-                        <property name="mnemonic_widget">delete-binding-combobox</property>
+                        <property name="mnemonic-widget">delete-binding-combobox</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkComboBox" id="backspace-binding-combobox">
-                        <property name="width_request">120</property>
+                        <property name="width-request">120</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="model">model7</property>
                         <child>
                           <object class="GtkCellRendererText" id="renderer7"/>
@@ -2271,15 +2348,15 @@ Author: Wolfgang Ulbrich
                         </child>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">0</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">0</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkComboBox" id="delete-binding-combobox">
-                        <property name="width_request">120</property>
+                        <property name="width-request">120</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="model">model8</property>
                         <child>
                           <object class="GtkCellRendererText" id="renderer8"/>
@@ -2289,26 +2366,41 @@ Author: Wolfgang Ulbrich
                         </child>
                       </object>
                       <packing>
-                        <property name="left_attach">1</property>
-                        <property name="top_attach">1</property>
+                        <property name="left-attach">1</property>
+                        <property name="top-attach">1</property>
                       </packing>
                     </child>
                     <child>
                       <object class="GtkLabel" id="backspace-binding-combobox-label">
                         <property name="visible">True</property>
-                        <property name="can_focus">False</property>
+                        <property name="can-focus">False</property>
                         <property name="halign">start</property>
                         <property name="valign">center</property>
                         <property name="label" translatable="yes">_Backspace key generates:</property>
-                        <property name="use_underline">True</property>
+                        <property name="use-underline">True</property>
                         <property name="justify">center</property>
-                        <property name="mnemonic_widget">backspace-binding-combobox</property>
+                        <property name="mnemonic-widget">backspace-binding-combobox</property>
                       </object>
                       <packing>
-                        <property name="left_attach">0</property>
-                        <property name="top_attach">0</property>
+                        <property name="left-attach">0</property>
+                        <property name="top-attach">0</property>
                       </packing>
                     </child>
+                    <child>
+                      <placeholder/>
+                    </child>
+                    <child>
+                      <placeholder/>
+                    </child>
+                    <child>
+                      <placeholder/>
+                    </child>
+                    <child>
+                      <placeholder/>
+                    </child>
+                    <child>
+                      <placeholder/>
+                    </child>
                   </object>
                   <packing>
                     <property name="expand">False</property>
@@ -2319,15 +2411,15 @@ Author: Wolfgang Ulbrich
                 <child>
                   <object class="GtkButtonBox" id="hbuttonbox1">
                     <property name="visible">True</property>
-                    <property name="can_focus">False</property>
-                    <property name="layout_style">start</property>
+                    <property name="can-focus">False</property>
+                    <property name="layout-style">start</property>
                     <child>
                       <object class="GtkButton" id="reset-compat-defaults-button">
                         <property name="label" translatable="yes">_Reset Compatibility Options to Defaults</property>
                         <property name="visible">True</property>
-                        <property name="can_focus">True</property>
-                        <property name="receives_default">False</property>
-                        <property name="use_underline">True</property>
+                        <property name="can-focus">True</property>
+                        <property name="receives-default">False</property>
+                        <property name="use-underline">True</property>
                       </object>
                       <packing>
                         <property name="expand">True</property>
@@ -2350,16 +2442,16 @@ Author: Wolfgang Ulbrich
             <child type="tab">
               <object class="GtkLabel" id="label54">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="halign">center</property>
                 <property name="valign">center</property>
                 <property name="label" translatable="yes">Compatibility</property>
-                <property name="use_underline">True</property>
+                <property name="use-underline">True</property>
                 <property name="justify">center</property>
               </object>
               <packing>
                 <property name="position">5</property>
-                <property name="tab_fill">False</property>
+                <property name="tab-fill">False</property>
               </packing>
             </child>
           </object>
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